Title: Copper Production for United States Series ID: M01138USM601NNBR Source: National Bureau of Economic Research Release: NBER Macrohistory Database (Not a Press Release) Seasonal Adjustment: Not Seasonally Adjusted Frequency: Monthly Units: Thousands of Short Tons Date Range: 1892-07-01 to 1928-12-01 Last Updated: 2012-08-16 11:03 AM CDT Notes: Data Originally Given In Long Tons Were Converted To Short Tons By NBER. Source: U.S. Geological Survey, Mineral Resources (Checked With D. Houston And Company, Copper Manual, 1904, Vol. Iii, Pp. 82-85). This NBER data series m01138 appears on the NBER website in Chapter 1 at http://www.nber.org/databases/macrohistory/contents/chapter01.html. NBER Indicator: m01138 DATE VALUE 1892-07-01 11.4 1892-08-01 13.1 1892-09-01 12.0 1892-10-01 12.3 1892-11-01 12.2 1892-12-01 12.4 1893-01-01 11.4 1893-02-01 10.4 1893-03-01 11.6 1893-04-01 14.4 1893-05-01 15.4 1893-06-01 14.1 1893-07-01 13.5 1893-08-01 14.3 1893-09-01 14.3 1893-10-01 14.0 1893-11-01 12.9 1893-12-01 13.0 1894-01-01 13.6 1894-02-01 13.0 1894-03-01 16.9 1894-04-01 15.5 1894-05-01 15.7 1894-06-01 17.1 1894-07-01 15.7 1894-08-01 14.9 1894-09-01 14.3 1894-10-01 15.9 1894-11-01 14.2 1894-12-01 12.0 1895-01-01 13.1 1895-02-01 14.2 1895-03-01 15.9 1895-04-01 15.2 1895-05-01 16.6 1895-06-01 14.3 1895-07-01 15.3 1895-08-01 17.2 1895-09-01 17.2 1895-10-01 18.1 1895-11-01 18.4 1895-12-01 16.3 1896-01-01 18.0 1896-02-01 19.6 1896-03-01 20.1 1896-04-01 19.2 1896-05-01 18.7 1896-06-01 17.9 1896-07-01 18.6 1896-08-01 18.8 1896-09-01 19.0 1896-10-01 20.3 1896-11-01 18.3 1896-12-01 19.7 1897-01-01 19.7 1897-02-01 18.8 1897-03-01 20.5 1897-04-01 19.5 1897-05-01 21.1 1897-06-01 22.0 1897-07-01 17.2 1897-08-01 19.5 1897-09-01 19.5 1897-10-01 19.6 1897-11-01 19.5 1897-12-01 25.0 1898-01-01 19.9 1898-02-01 19.4 1898-03-01 22.8 1898-04-01 25.7 1898-05-01 25.5 1898-06-01 21.7 1898-07-01 18.0 1898-08-01 21.8 1898-09-01 21.0 1898-10-01 23.7 1898-11-01 22.2 1898-12-01 20.7 1899-01-01 20.9 1899-02-01 22.3 1899-03-01 24.5 1899-04-01 22.3 1899-05-01 24.7 1899-06-01 24.7 1899-07-01 23.9 1899-08-01 25.4 1899-09-01 25.4 1899-10-01 26.9 1899-11-01 26.0 1899-12-01 26.6 1900-01-01 23.5 1900-02-01 23.4 1900-03-01 26.1 1900-04-01 27.0 1900-05-01 25.4 1900-06-01 25.4 1900-07-01 25.8 1900-08-01 23.6 1900-09-01 24.0 1900-10-01 26.1 1900-11-01 26.1 1900-12-01 24.8 1901-01-01 25.4 1901-02-01 23.6 1901-03-01 26.2 1901-04-01 24.0 1901-05-01 25.1 1901-06-01 25.1 1901-07-01 24.6 1901-08-01 25.4 1901-09-01 24.2 1901-10-01 27.0 1901-11-01 24.3 1901-12-01 22.2 1902-01-01 21.2 1902-02-01 22.8 1902-03-01 26.9 1902-04-01 27.6 1902-05-01 28.9 1902-06-01 29.9 1902-07-01 30.0 1902-08-01 28.3 1902-09-01 28.9 1902-10-01 29.4 1902-11-01 28.3 1902-12-01 28.4 1903-01-01 . 1903-02-01 . 1903-03-01 . 1903-04-01 . 1903-05-01 . 1903-06-01 . 1903-07-01 . 1903-08-01 . 1903-09-01 . 1903-10-01 . 1903-11-01 . 1903-12-01 . 1904-01-01 . 1904-02-01 . 1904-03-01 . 1904-04-01 . 1904-05-01 . 1904-06-01 . 1904-07-01 . 1904-08-01 . 1904-09-01 . 1904-10-01 . 1904-11-01 . 1904-12-01 . 1905-01-01 . 1905-02-01 . 1905-03-01 . 1905-04-01 . 1905-05-01 . 1905-06-01 . 1905-07-01 . 1905-08-01 . 1905-09-01 . 1905-10-01 . 1905-11-01 . 1905-12-01 . 1906-01-01 . 1906-02-01 . 1906-03-01 . 1906-04-01 . 1906-05-01 . 1906-06-01 . 1906-07-01 . 1906-08-01 . 1906-09-01 . 1906-10-01 . 1906-11-01 . 1906-12-01 . 1907-01-01 . 1907-02-01 . 1907-03-01 . 1907-04-01 . 1907-05-01 . 1907-06-01 . 1907-07-01 . 1907-08-01 . 1907-09-01 . 1907-10-01 . 1907-11-01 . 1907-12-01 . 1908-01-01 . 1908-02-01 . 1908-03-01 . 1908-04-01 . 1908-05-01 . 1908-06-01 . 1908-07-01 . 1908-08-01 . 1908-09-01 . 1908-10-01 . 1908-11-01 . 1908-12-01 . 1909-01-01 . 1909-02-01 . 1909-03-01 . 1909-04-01 . 1909-05-01 . 1909-06-01 . 1909-07-01 . 1909-08-01 . 1909-09-01 . 1909-10-01 . 1909-11-01 . 1909-12-01 . 1910-01-01 . 1910-02-01 . 1910-03-01 . 1910-04-01 . 1910-05-01 . 1910-06-01 . 1910-07-01 . 1910-08-01 . 1910-09-01 . 1910-10-01 . 1910-11-01 . 1910-12-01 . 1911-01-01 . 1911-02-01 . 1911-03-01 . 1911-04-01 . 1911-05-01 . 1911-06-01 . 1911-07-01 . 1911-08-01 . 1911-09-01 . 1911-10-01 . 1911-11-01 . 1911-12-01 . 1912-01-01 . 1912-02-01 . 1912-03-01 . 1912-04-01 . 1912-05-01 . 1912-06-01 . 1912-07-01 . 1912-08-01 . 1912-09-01 . 1912-10-01 . 1912-11-01 . 1912-12-01 . 1913-01-01 50.0 1913-02-01 48.3 1913-03-01 52.6 1913-04-01 54.6 1913-05-01 55.6 1913-06-01 53.5 1913-07-01 51.0 1913-08-01 49.3 1913-09-01 47.1 1913-10-01 51.8 1913-11-01 51.2 1913-12-01 53.0 1914-01-01 56.2 1914-02-01 51.4 1914-03-01 58.1 1914-04-01 57.6 1914-05-01 60.5 1914-06-01 60.6 1914-07-01 50.0 1914-08-01 36.2 1914-09-01 36.0 1914-10-01 35.6 1914-11-01 35.4 1914-12-01 36.3 1915-01-01 41.7 1915-02-01 45.8 1915-03-01 54.0 1915-04-01 57.6 1915-05-01 64.8 1915-06-01 65.1 1915-07-01 66.4 1915-08-01 70.0 1915-09-01 67.1 1915-10-01 72.0 1915-11-01 68.6 1915-12-01 70.7 1916-01-01 66.5 1916-02-01 70.9 1916-03-01 78.6 1916-04-01 86.4 1916-05-01 86.4 1916-06-01 87.0 1916-07-01 87.9 1916-08-01 87.8 1916-09-01 89.4 1916-10-01 93.6 1916-11-01 83.0 1916-12-01 85.8 1917-01-01 86.2 1917-02-01 90.7 1917-03-01 94.8 1917-04-01 93.1 1917-05-01 92.6 1917-06-01 85.0 1917-07-01 63.0 1917-08-01 63.9 1917-09-01 58.5 1917-10-01 72.0 1917-11-01 70.1 1917-12-01 78.0 1918-01-01 79.2 1918-02-01 76.6 1918-03-01 88.8 1918-04-01 78.1 1918-05-01 86.7 1918-06-01 79.8 1918-07-01 76.3 1918-08-01 79.3 1918-09-01 75.6 1918-10-01 80.7 1918-11-01 76.2 1918-12-01 77.5 1919-01-01 63.8 1919-02-01 52.5 1919-03-01 48.0 1919-04-01 46.5 1919-05-01 43.5 1919-06-01 45.1 1919-07-01 47.2 1919-08-01 50.8 1919-09-01 51.1 1919-10-01 54.1 1919-11-01 55.1 1919-12-01 48.4 1920-01-01 55.5 1920-02-01 53.4 1920-03-01 54.7 1920-04-01 52.8 1920-05-01 52.3 1920-06-01 52.8 1920-07-01 49.9 1920-08-01 53.0 1920-09-01 47.7 1920-10-01 47.9 1920-11-01 48.5 1920-12-01 43.6 1921-01-01 43.0 1921-02-01 38.3 1921-03-01 44.6 1921-04-01 25.6 1921-05-01 12.1 1921-06-01 9.7 1921-07-01 8.9 1921-08-01 10.7 1921-09-01 10.5 1921-10-01 12.3 1921-11-01 11.2 1921-12-01 9.3 1922-01-01 12.9 1922-02-01 18.7 1922-03-01 31.2 1922-04-01 38.5 1922-05-01 46.0 1922-06-01 47.6 1922-07-01 46.7 1922-08-01 49.9 1922-09-01 47.5 1922-10-01 51.7 1922-11-01 50.8 1922-12-01 52.3 1923-01-01 56.1 1923-02-01 51.4 1923-03-01 60.8 1923-04-01 59.1 1923-05-01 62.7 1923-06-01 62.7 1923-07-01 63.1 1923-08-01 65.9 1923-09-01 62.3 1923-10-01 66.0 1923-11-01 63.9 1923-12-01 64.8 1924-01-01 66.6 1924-02-01 65.7 1924-03-01 65.2 1924-04-01 66.1 1924-05-01 65.6 1924-06-01 63.9 1924-07-01 64.8 1924-08-01 66.8 1924-09-01 63.8 1924-10-01 69.0 1924-11-01 68.3 1924-12-01 67.6 1925-01-01 74.8 1925-02-01 69.0 1925-03-01 74.9 1925-04-01 70.7 1925-05-01 70.6 1925-06-01 69.9 1925-07-01 68.5 1925-08-01 68.1 1925-09-01 67.7 1925-10-01 71.0 1925-11-01 67.4 1925-12-01 69.6 1926-01-01 71.0 1926-02-01 68.1 1926-03-01 75.7 1926-04-01 73.5 1926-05-01 73.5 1926-06-01 71.3 1926-07-01 72.2 1926-08-01 72.0 1926-09-01 72.6 1926-10-01 75.1 1926-11-01 74.7 1926-12-01 72.4 1927-01-01 76.2 1927-02-01 69.2 1927-03-01 69.3 1927-04-01 71.1 1927-05-01 71.6 1927-06-01 69.5 1927-07-01 65.5 1927-08-01 67.2 1927-09-01 65.9 1927-10-01 69.0 1927-11-01 68.1 1927-12-01 67.2 1928-01-01 68.5 1928-02-01 67.4 1928-03-01 70.3 1928-04-01 69.7 1928-05-01 73.7 1928-06-01 73.2 1928-07-01 73.4 1928-08-01 77.0 1928-09-01 78.3 1928-10-01 86.5 1928-11-01 85.4 1928-12-01 85.6